[INFO] cloning repository https://github.com/eatPizza311/rust-python-interops [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eatPizza311/rust-python-interops" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FeatPizza311%2Frust-python-interops", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FeatPizza311%2Frust-python-interops'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bbdb2df817c72fcb68c7fac929498f8b19bfd2fe [INFO] checking eatPizza311/rust-python-interops against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FeatPizza311%2Frust-python-interops" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/eatPizza311/rust-python-interops [INFO] finished tweaking git repo https://github.com/eatPizza311/rust-python-interops [INFO] tweaked toml for git repo https://github.com/eatPizza311/rust-python-interops written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/eatPizza311/rust-python-interops on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/eatPizza311/rust-python-interops already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2ffaa519190f1e06a3c3a510b807dcec2b9f1360fe4b734e8227d5ba62ea79b7 [INFO] running `Command { std: "docker" "start" "-a" "2ffaa519190f1e06a3c3a510b807dcec2b9f1360fe4b734e8227d5ba62ea79b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2ffaa519190f1e06a3c3a510b807dcec2b9f1360fe4b734e8227d5ba62ea79b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ffaa519190f1e06a3c3a510b807dcec2b9f1360fe4b734e8227d5ba62ea79b7", kill_on_drop: false }` [INFO] [stdout] 2ffaa519190f1e06a3c3a510b807dcec2b9f1360fe4b734e8227d5ba62ea79b7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 929815412ae6ddb0c839e27fa7e4e01632872d5da0d648fe4b486be20355ea98 [INFO] running `Command { std: "docker" "start" "-a" "929815412ae6ddb0c839e27fa7e4e01632872d5da0d648fe4b486be20355ea98", kill_on_drop: false }` [INFO] [stderr] Checking unindent v0.2.3 [INFO] [stderr] Compiling indoc v2.0.5 [INFO] [stderr] Compiling syn v2.0.96 [INFO] [stderr] Compiling pyo3-build-config v0.23.4 [INFO] [stderr] Compiling libc v0.2.169 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Checking chrono v0.4.40 [INFO] [stderr] Checking num-bigint v0.4.6 [INFO] [stderr] Compiling phf_shared v0.10.0 [INFO] [stderr] Compiling cc v1.2.9 [INFO] [stderr] Checking phf_shared v0.11.3 [INFO] [stderr] Checking log v0.4.25 [INFO] [stderr] Compiling serde v1.0.217 [INFO] [stderr] Checking parking_lot_core v0.9.10 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Compiling getrandom v0.2.15 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Checking dtoa v1.0.9 [INFO] [stderr] Compiling rustls v0.23.21 [INFO] [stderr] Checking zeroize v1.8.1 [INFO] [stderr] Checking dtoa-short v0.3.5 [INFO] [stderr] Checking flate2 v1.0.35 [INFO] [stderr] Checking webpki-roots v0.26.7 [INFO] [stderr] Checking crossbeam-queue v0.3.12 [INFO] [stderr] Checking crossbeam-channel v0.5.14 [INFO] [stderr] Checking os_pipe v1.2.1 [INFO] [stderr] Checking shared_child v1.0.1 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking duct v0.13.7 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking primes v0.4.0 [INFO] [stderr] Compiling pyo3-macros-backend v0.23.4 [INFO] [stderr] Compiling pyo3-ffi v0.23.4 [INFO] [stderr] Compiling pyo3 v0.23.4 [INFO] [stderr] Compiling ring v0.17.8 [INFO] [stderr] Checking crossbeam v0.8.4 [INFO] [stderr] Checking verifier v0.1.0 (/opt/rustwide/workdir/verifier) [INFO] [stderr] Checking welcome v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/00_welcome) [INFO] [stderr] Checking string_cache v0.8.7 [INFO] [stderr] Compiling synstructure v0.13.1 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling zerofrom-derive v0.1.5 [INFO] [stderr] Compiling yoke-derive v0.7.5 [INFO] [stderr] Compiling zerovec-derive v0.10.3 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] Compiling icu_provider_macros v1.5.0 [INFO] [stderr] Compiling html5ever v0.29.0 [INFO] [stderr] Compiling cssparser-macros v0.6.1 [INFO] [stderr] Checking rustls-webpki v0.102.8 [INFO] [stderr] Compiling zerocopy v0.7.35 [INFO] [stderr] Compiling derive_more v0.99.18 [INFO] [stderr] Checking zerofrom v0.1.5 [INFO] [stderr] Checking yoke v0.7.5 [INFO] [stderr] Checking zerovec v0.10.4 [INFO] [stderr] Compiling ppv-lite86 v0.2.20 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Checking tinystr v0.7.6 [INFO] [stderr] Checking icu_collections v1.5.0 [INFO] [stderr] Checking icu_locid v1.5.0 [INFO] [stderr] Compiling pyo3-macros v0.23.4 [INFO] [stderr] Compiling phf_generator v0.11.3 [INFO] [stderr] Compiling phf_generator v0.10.0 [INFO] [stderr] Compiling string_cache_codegen v0.5.2 [INFO] [stderr] Compiling phf_codegen v0.11.3 [INFO] [stderr] Compiling phf_macros v0.11.3 [INFO] [stderr] Compiling selectors v0.26.0 [INFO] [stderr] Checking icu_provider v1.5.0 [INFO] [stderr] Compiling markup5ever v0.14.0 [INFO] [stderr] Checking phf v0.11.3 [INFO] [stderr] Checking cssparser v0.34.0 [INFO] [stderr] Checking icu_locid_transform v1.5.0 [INFO] [stderr] Checking icu_properties v1.5.1 [INFO] [stderr] Checking arguments v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/04_arguments) [INFO] [stderr] Checking output v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/06_output) [INFO] [stderr] Checking release v0.1.0 (/opt/rustwide/workdir/exercises/03_concurrency/03_releasing_the_gil) [INFO] [stderr] Checking static_methods v0.1.0 (/opt/rustwide/workdir/exercises/02_classes/04_static_methods) [INFO] [stderr] Checking scraper v0.22.0 [INFO] [stdout] warning: unused imports: `PyInt` and `PyList` [INFO] [stdout] --> exercises/01_intro/06_output/src/lib.rs:2:19 [INFO] [stdout] | [INFO] [stdout] 2 | use pyo3::types::{PyInt, PyList}; [INFO] [stdout] | ^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking exceptions v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/07_exceptions) [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> exercises/01_intro/06_output/src/lib.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | for i in 2..n { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `PyInt` and `PyList` [INFO] [stdout] --> exercises/01_intro/06_output/src/lib.rs:2:19 [INFO] [stdout] | [INFO] [stdout] 2 | use pyo3::types::{PyInt, PyList}; [INFO] [stdout] | ^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking constructors v0.1.0 (/opt/rustwide/workdir/exercises/02_classes/01_constructors) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> exercises/03_concurrency/03_releasing_the_gil/src/lib.rs:5:41 [INFO] [stdout] | [INFO] [stdout] 5 | fn nth_prime(py: Python<'_>, n: u64) -> u64 { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> exercises/01_intro/06_output/src/lib.rs:6:25 [INFO] [stdout] | [INFO] [stdout] 6 | fn fibonacci(n: u64) -> Vec { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `release` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> exercises/01_intro/06_output/src/lib.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | for i in 2..n { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> exercises/02_classes/04_static_methods/src/lib.rs:18:21 [INFO] [stdout] | [INFO] [stdout] 18 | fn default() -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `output` (lib test) due to 1 previous error; 2 warnings emitted [INFO] [stderr] error: could not compile `static_methods` (lib test) due to 1 previous error [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> exercises/01_intro/06_output/src/lib.rs:6:25 [INFO] [stdout] | [INFO] [stdout] 6 | fn fibonacci(n: u64) -> Vec { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `output` (lib) due to 1 previous error; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "929815412ae6ddb0c839e27fa7e4e01632872d5da0d648fe4b486be20355ea98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "929815412ae6ddb0c839e27fa7e4e01632872d5da0d648fe4b486be20355ea98", kill_on_drop: false }` [INFO] [stdout] 929815412ae6ddb0c839e27fa7e4e01632872d5da0d648fe4b486be20355ea98